Bug#479721: FTBFS with 2.6.25-1 - Debian

This is a discussion on Bug#479721: FTBFS with 2.6.25-1 - Debian ; Upstream commit e80c1ff7cfb63e247a4479c4a20f65d373d99b62 should fix
this:
http://sources.redhat.com/git/?p=clu...0f65d373d99b62
(This doesn't make the sysfs code do the right thing, as it will free a
superblock on unmount even if an open sysfs file still refers to it.
That's not a regression though.)
...